<!DOCTYPE html>
<html lang="en" xmlns:th="http://localhost:8080/login">
<head>
    <meta charset="UTF-8">
    <title>登录成功</title>
</head>
<body>
登录成功
<h2>欢迎,<span th:text="${username}">用户</span>!</h2>

</body>
</html>